Cross-country boot



FIG. 1 is an upper, left side perspective view of a cross-country boot, showing my new design;

FIG. 2 is a left elevational view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a front elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a right elevational view thereof. 

The ornamental design for a cross-country boot, as shown and described. 